VMware vSphere Replication 6.1.2.1 Appliance - *.iso disk imageUpgrade Notes: The downloadable ISO image is the only means of upgrading from vSphere Replication 6.1.2 to vSphere Replication 6.1.2.1 You cannot upgrade vSphere Replication from any previous version to version 6.1.2.1 by using vSphere Update Manager or the official VMware Update Repository from the VAMI of the vSphere Replication appliance. See the Upgrading vSphere Replication in vSphere Replication Administration for instructions about updating vSphere Replication 6.1.2.x.